glibc/locale/programs/simple-hash.h

54 lines
1.8 KiB
C

/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.org>, 1995.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <https://www.gnu.org/licenses/>. */
#ifndef _SIMPLE_HASH_H
#define _SIMPLE_HASH_H
#include <inttypes.h>
#include <obstack.h>
#include <stdint.h>
typedef struct hash_table
{
unsigned long int size;
unsigned long int filled;
void *first;
void *table;
struct obstack mem_pool;
}
hash_table;
extern int init_hash (hash_table *htab, unsigned long int init_size) __THROW;
extern int delete_hash (hash_table *htab) __THROW;
extern int insert_entry (hash_table *htab, const void *key, size_t keylen,
void *data) __THROW;
extern int find_entry (const hash_table *htab, const void *key, size_t keylen,
void **result) __THROW;
extern int set_entry (hash_table *htab, const void *key, size_t keylen,
void *newval) __THROW;
extern int iterate_table (const hash_table *htab, void **ptr,
const void **key, size_t *keylen, void **data)
__THROW;
extern uint32_t compute_hashval (const void *key, size_t keylen)
__THROW;
extern unsigned long int next_prime (unsigned long int seed) __THROW;
#endif /* simple-hash.h */